package org.x.yuenovel.configuration.handler;

import cn.hutool.json.JSONUtil;
import org.springframework.security.access.AccessDeniedException;
import org.springframework.security.web.access.AccessDeniedHandler;
import org.springframework.stereotype.Component;
import org.x.yuenovel.controller.dto.ResultDTO;
import org.x.yuenovel.enums.ResultCodeEnum;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * @Description 自定义返回结果：没有权限访问时
 * @Author Ning Meng
 * @Date 2022/4/22 10:21
 **/

@Component
public class RestfulAccessDeniedHandler implements AccessDeniedHandler {

    @Override
    public void handle(HttpServletRequest request,
            HttpServletResponse response,
            AccessDeniedException e) throws IOException, ServletException {
        response.setHeader("Access-Control-Allow-Origin", "*");
        response.setHeader("Cache-Control", "no-cache");
        response.setCharacterEncoding("UTF-8");
        response.setContentType("application/json");
        response.getWriter().println(JSONUtil.parse(ResultDTO.error(ResultCodeEnum.FORBIDDEN)));
        response.getWriter().flush();
    }
}
